Eaton SPD100400Y1P Surge Protection Device - UL1449

Part Number: SPD100400Y1P
Manufacturer
Eaton
Part number
SPD100400Y1P

Quick Summary

SPD100400Y1P is a surge protection device designed to safeguard industrial electrical systems from transient overvoltage in critical equipment. Operators and procurement teams often contend with nuisance outages, equipment wear, and unplanned downtime caused by unpredictable surges, which disrupt productivity and erode asset lifespans. UL 1449 certification and a NEMA 4X stainless steel enclosure provide rugged protection in harsh environments, with an external side-mount for quick installation and straightforward field servicing. Designed for 230/400V wye systems, it supports reliable surge defense across industrial controls, switchgear, and distribution panels, delivering long-term business value.

Product Information

Extended Description

SPD100400Y1P Eaton: Surge Protection Device, SPD series, 100 kAIC, 230/400V wye (4W+G), Basic feature package, NEMA 4X stainless steel enclosure, External side mount, 320 L-N, 320 L-G, 320 N-G, 640 L-L operating voltage
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100400Y1P
UPC
786685339900
Product Length/Depth
9.5 in
Product Height
3.45 in
Product Width
5.4 in
Product Weight
3.5 lb
Warranty
15 year
Certifications
UL 1449
Type
Surge protection device
Accessories
Basic feature package
Voltage rating
230/400V wye (4W+G)
Enclosure
NEMA 4X
Mounting Method
External side
Enclosure material
Stainless steel
Interrupt rating
100 kAIC
Operating voltage
320 L-N, 320 L-G, 320 N-G, 640 L-L
Series
SPD
Feature: External side mounting and stainless steel enclosure. Business impact: Enables durable installation across harsh environments, reduces corrosion risk, and simplifies retrofit into existing facilities. Application: Ideal for outdoor substations, factory exteriors, and distribution panels where protection must withstand weather, dust, and vibration. In practice, the side-mount configuration cuts routing complexity and minimizes space impact in crowded electrical rooms. This combination also supports quick field servicing, reducing downtime during maintenance and testing. Feature: 100 kAIC interrupt rating. Business impact: High surge handling dramatically lowers the probability of downstream equipment damage during major transients, preserving motor starters, drives, and PLCs. Application: Suitable for facilities with heavy motor loads, robotic cells, and critical control loops where reliability is paramount. The rating aligns with common utility surge events and distributed energy system requirements, improving acceptance with end-user maintenance teams. Engineers can design protection curves with confidence, knowing the SPD can absorb sizable spikes without compromising its own integrity. Feature: 230/400V wye (4W+G) rating with L-N, L-G, N-G, L-L operating vectors. Business impact: Provides comprehensive line-to-line and line-to-ground protection, covering all major surge paths and protecting sensitive electronics. Application: Modern industrial power networks and control cabinets that rely on standard European/IEC or North American 3-phase systems. The device's external side mounting and stainless enclosure complement this voltage profile for flexible installation. This versatility reduces the need for multiple protection solutions across mixed equipment. Feature: UL 1449 certification and NEMA 4X enclosure. Business impact: Ensures safety and regulatory compliance while enabling installation in wet or corrosive environments, reducing risk of liability and downtime. Application: Critical protection in damp plants, wash-down areas, outdoor switchgear, and harsh industrial locations. The protection device is designed to endure frequent washdowns and environmental exposure without performance degradation. Feature: Basic feature package. Business impact: Streamlines procurement and reduces upfront configuration effort, letting engineers deploy reliable protection quickly. Application: Project rollouts in new builds and retrofits where external mounting is preferred for ease of access to surge protection components. The minimal package ensures compatibility with Eaton's SPD series accessories and future upgrades. Feature: 15-year warranty. Business impact: Supports lower total cost of ownership through long-term reliability and predictable maintenance planning. Application: Enterprise-level protective strategy across manufacturing lines and distribution centers.

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FAQs

The SPD100400Y1P is designed for external side mounting, enabling installation outside major distribution gear while preserving clear access for inspection and maintenance. Use approved mounting hardware and adhere to NEMA 4X enclosure guidelines to ensure weatherproof integrity. Align the device with the 230/400V wye system and confirm L-N, L-G, N-G, and L-L connections follow the manufacturer’s installation manual.
SPD100400Y1P is rated for 230/400V wye (4W+G) operation and provides protection across all surge paths, including L-N, L-G, N-G, and L-L. The 100 kAIC interrupt rating supports sizable transient events common in industrial plants, safeguarding downstream drives, controllers, and sensors while allowing standard wiring practices for mixed three-phase configurations.
Yes. The device uses a stainless steel enclosure with a NEMA 4X rating, designed to withstand wash-downs, moisture, dust, and corrosive environments. External side mounting further facilitates placement in exposed areas, and UL 1449 certification confirms compliance with rigorous surge protection standards for challenging facilities.
The SPD100400Y1P carries UL 1449 certification for surge protection performance and safety. It is housed in a NEMA 4X stainless steel enclosure suitable for harsh environments. Additional specifications include a 100 kAIC interrupt rating and a 230/400V wye operating voltage, making it compatible with typical industrial power networks.
The SPD100400Y1P reduces downtime and maintenance costs by preventing surge-related damage to critical equipment, extending asset life, and lowering spares usage. paired with a 15-year warranty, it offers predictable lifecycle costs and improves overall plant reliability, supporting safer operations and fewer unplanned outages.